package ar.com.cema.methodology.analyzer.ui.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import ar.com.cema.methodology.analyzer.ui.PageDirectory;

@WebFilter(urlPatterns={"/pages/survey/questionnaire/*"}, description="User session filter")
public class SecurityFilter implements Filter {

	@Override
	public void destroy() {}

	@Override
	public void doFilter(ServletRequest arg0, ServletResponse arg1, FilterChain chain) throws IOException, ServletException {
		HttpServletRequest request = (HttpServletRequest) arg0;
		HttpServletResponse response = (HttpServletResponse) arg1;

		if (request.getSession().getAttribute("person") == null) {
			response.sendRedirect(PageDirectory.TIME_OUT);
		}
	}

	@Override
	public void init(FilterConfig arg0) throws ServletException {
	}

}